是非题(正确的打“√”,错误的打“×”)搭载“神舟八号”遨游

是非题(正确的打“√”,错误的打“×”)
搭载“神舟八号”遨游太空的闽侯橄榄种子回家了,其中约有80%的种子会产生基因突变。请判断:
(    )             (1)以上提到的育种方法是杂交。
(    )             (2)由于基因突变引起橄榄出现的变异是可以遗传给后代的。

答案

(1)×   (2)√解析:
该育种方法不是杂交,是太空特定的条件诱使种子的遗传物质发生了变化,从而产生可遗传的变异。

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